Re: [PATCH] v4 RCU: the bloatwatch edition

From: David Howells
Date: Mon Jun 22 2009 - 12:16:08 EST

Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> wrote:

> Of course, I well remember programming systems with 4K of core memory
> back in the 1970s, and therefore feel a bit guilty about sticking deep
> embedded platforms with the increase in memory footprint represented
> by Hierarchical RCU compared to Classic RCU. And Bloatwatch RCU is much
> smaller and easier to understand/maintain than is Classic RCU.

Both Fujitsu and Panasonic really want to keep the kernel size down.
Squeezing a kernel into a megabyte or less of flash is one of the main aims,
and anything that saves nearly 1K is not to be sneered at.

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